Enhance your stargazing experience with this DIY telescope lens set, devised specifically for Xingtrang astronomical telescopes. Compatible with various models including 50360, 50400, 50600, 70300, 70360, 70400, and more, ensuring versatility for your telescope setup. Includes a pair of convexoconcave lenses that help eliminate color distortion for clearer and sharper images of objects. Easy assembly with simple DIY instructions; just prepare a tube and follow our tutorial to create your own telescope with optimal focal lengths. Perfect for both beginners and experienced astronomers, this lens set allows you to customize your telescope for enhanced optical performance.